Question: What does the Companhia do Metropolitano de São Paulo operate in the São Paulo Metrô?
Paraphrase: In Sao Paulo Metro, what company does Companhia do Metropolitano de Sao Paulo operate?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q483343 p:P137 ?s . ?s ps:P137 wd:Q38182538 . ?s pq:P518 ?value}